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Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? 7P25 10Q20 ? 16S10 19T5

If + means −, − means ×, × means ÷ and ÷ means +, then what will come in place of the question mark (?) in the following equation?

131 − 7 ÷ 32 + 362 × 2 = ?

In a certain code language, ‘desk round mom’ is coded as 'md ei wx' and ‘mom wheat bell’ is coded as ‘um ac ei’. How is ‘mom’ coded in the given language?

Six cadets, Ram, Shyam, Ravi, John, Noel and Rohan, are standing around a round flag-hoisting pole, facing towards the centre. Noel is the immediate neighbour of Ram and Rohan. John is third to the left of Ram. Ravi and Shyam are sitting next to each other. John is a neighbour of both Shyam and Rohan. Who amongst the following is sitting between Ram and Shyam, when counted from the left of Shyam?

Refer to the number series given below and answer the question that follows. Counting to be done from left to right only. (NOTE: All numbers are single-digit numbers only.)

(Left) 4 1 8 7 1 5 3 4 2 9 7 3 9 1 9 4 4 4 9 2 9 2 9 8 1 4 9 (Right)

How many such odd numbers are there each of which is immediately preceded by an odd number and also immediately followed by an even number?

This question is based on the five, three-digit numbers given below.

(Left) 582 128 563 183 592 (Right) (Example- 697 – First digit = 6, second digit = 9 and third digit = 7) NOTE - All operations to be done from left to right.

What will be the resultant if the third digit of the highest number is added to the second digit of the lowest number?2

Seven boxes B, C, D, I, J, K, and L are kept one over the other but not necessarily in the same order. Only I is kept above L. Only three boxes are kept between I and B. Only K is kept below C. D is kept immediately above B. How many boxes are kept between J and K?

Seven boxes B, C, D, I, J, K and L are kept one over the other but not necessarily in the same order. Only two boxes are kept between J and B. Only K is kept above I. Only two boxes are kept between K and J. C is kept at some place below L but at some place above D. How many boxes are kept between C and L?7

Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

What should come in place of the question mark (?) in the given series?

1 1 2 6 24 120 ?